Mrs. Muntz is Nelson's mother. She's got the same iconic laugh as her son. Nelson often mentioned his parents, and it was often implied that Mrs. Muntz doesn't care for him. Nelson once told Milhouse that his mother got hooked on cough drops, which is why his father left the family. It is stated that Mrs. Muntz works at Hooters as one of the waitresses. She owns a dilapidated house and is depicted as an alcoholic, smoker, jailbird, a prostitute, a stripper, or something similar. She is also shown to be very promiscuous, with Nelson indicating that she often wakes up with a different man. Nelson also mentioned once that she came close to tricking Charles Bartley into getting her pregnant.